Materials the best and most durable materials STAINLESS STEEL 30330431641642044045546513-8PH15-5PH17-4PH CARBON STEEL 101810451117114412L141215 Tool Steel A2D2O1S7W1 ALUMINUM 201120246061626270757575 ALLOY STEEL 41404340521008620 BRASS 360464 NavalBronze COPPER 110Beryllium C17200 MACHINABLE PLASTIC AcetalABSDelrinNylonPEEKPVCPTFEPICUltem